Can we have two Gmail accounts with same email id?

You can use many variations and aliases of your unique ID, that are actually all the same account. For instance, Gmail ignores dots. So homersimpson@gmail.com is actually identical to h.o.m.e.r.s.i.m.p.s.o.n@gmail.com, and any other variation. read more

No, two Gmail accounts cannot have same email id. For all practical purposes, as far as the users are concerned, email id and account are synonymous (though technically, both are different, but tied to one-on-one). read more

Although you can't have two completely unique usernames for the same Gmail account, there are some options, depending on what you want to accomplish. One is to take advantage of Gmail's ability to sign in to more than one Gmail account at one time. This allows you to check email without having to log out of an account. read more